Novel drug delivery System (NDDS) refers to the approaches, formulations, technologies, and systems for transporting a pharmaceutical compound in the body as needed to safely achieve its desired therapeutic effects. The novel drug delivery systems minimize drug degradation and loss, prevent harmful side-effects and increase drug bioavailability and the fraction of the drug accumulated in the required zone. A large variety of embolic agents are used by interventional radiologists for the selective occlusion of arteries supplying blood to tumors which depends on various factors including size of the vessel to be embolized, duration of the vessel to be occluded, desired clinical outcome and also the intrinsic properties and behavior of the agent.